diff --git a/lib/resource-1.0/gf/Resource-HOWTO.html b/lib/resource-1.0/gf/Resource-HOWTO.html
index 845dfb1cf..1200d606b 100644
--- a/lib/resource-1.0/gf/Resource-HOWTO.html
+++ b/lib/resource-1.0/gf/Resource-HOWTO.html
@@ -32,7 +32,7 @@ The API is divided into a bunch of <tt>abstract</tt> modules.
 The following figure gives the dependencies of these modules.
 
 <center>
-<img width=1000 src="Lang.png">
+<img src="Lang.png">
 </center>
 
 It is advisable to start with a simpler subset of the API, which
@@ -40,7 +40,7 @@ leaves out certain complicated but not always necessary things:
 tenses and most part of the lexicon.
 
 <center>
-<img width=1000 src="Test.png">
+<img src="Test.png">
 </center>
 
 The module structure is rather flat: almost every module is a direct